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楼主 |
发表于 2007-12-20 13:53:25
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The index of cylindrical lens we can achieve as follow:
The Longest: 500mm;
The Smallest: below 1mm;
Dimension: +/-0.02;
Center Thickness: +/-0.02;
Surface Quality: above 10-5;
Surface Accuracy: we can reach 1/5λ if you have special requirement, even more better;
Quantity of Month: more than 100,000 pieces(6.25*6.25). |
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